نتایج جستجو برای: age determination by teeth

تعداد نتایج: 7530964  

Journal: :International endodontic journal 2013
Y J A Kim N P Chandler

Practitioners face several challenges during the root canal treatment of teeth with wide or immature apices, one of which is working length determination. There is relatively little data regarding the value of radiography and electronic apex locator (EAL) use when root formation is incomplete, and supplementary measurement techniques may be helpful. This review considers length determination fo...

Journal: :The journal of cetacean research and management 2023

We describe a modification to the most common method of preparing sperm whale teeth for age determination. The first mandibular or nearest straightest tooth was sectioned in half with slow-rotating band saw, polished and, rather than subjecting 10% formic acid 30 hours, etched 15% acid. exposure time each varied depending on size, and especially, density tooth. Clear, well defined growth layer ...

پایان نامه :0 1374

this thesis is going to delineate the concept of the reader as implied in 18th century literary theory; based on the study of the major reader oriented elements of criticism of the age-taste, the sublime, and aesthetic pleasure-its aim is to explain what sott of reader is implied and what kind of response on the part of the reader is proposed in 18th century english literary theory and aestheti...

2017
Anna Carolina V. Mello-Moura Carmela R. Bresolin Cacio Moura-Netto André Ito Angela T. Araki José Carlos P. Imparato Fausto M. Mendes

BACKGROUND Due to the scarcity of exfoliated/extracted human primary teeth with complete roots, artificial teeth were developed as an alternative to be used for educational and laboratory research purposes. This study aimed to assess the feasibility of using artificial primary teeth for conducting laboratory research through an experiment related to canal length determination, comparing artific...

2015

Estimating the age at death in the adult skeleton is problematic owing to the biological variability in age indictors and the differential skeletal response to environmental factors over an individual’s life. Determination of age and sex play a pivotal role in identification of unknown skeletal remains. Age estimation from the recovered bones has been studied and analyzed by many workers. In th...

پایان نامه :دانشگاه آزاد اسلامی - دانشگاه آزاد اسلامی واحد تهران مرکزی - دانشکده ادبیات و زبانهای خارجی 1390

abstract this research is about a longitudinal case study of english morpheme acquisition by a persian speaking child l2 learner of english (2 .9-3).the goal of this research has been discovery of the child ‘s ability in acquiring of english morphemes in a persian context while only one person (the child’ s father)has been talking to her.this child has also been exposed to english languag...

2013
AD Zagga AA Tadros

The study of teeth reveals a lot concerning forensic medicine. Particularly it is useful in human identification. In addition to determination of age, sex can also be determined from teeth. The genetic difference between males and females is defined by the presence or absence of the Y-chromosome. The majority of the DNA of the sex chromosomes is specific to either the X or Y form. There are reg...

2002
Tatjana Tušek Damir Mihelić Krešimir Babić Tajana Trbojević-Vukičević

Abrasion of dental crown and the shape of denture occlusal surface are significant indicators in age determination of domestic mammals. The factors that significantly influence age determination of Eneolithic deer game in conditions of an open wildlife habitat are climatic changes that influenced their survival, as well as specific features of teeth morphological structure. In this paper the ag...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه علامه طباطبایی 1390

over the past decades a number of approaches have been applied for forecasting mortality. in 1992, a new method for long-run forecast of the level and age pattern of mortality was published by lee and carter. this method was welcomed by many authors so it was extended through a wider class of generalized, parametric and nonlinear model. this model represents one of the most influential recent d...

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